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Home  products
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Li-Ion Battery Management Systems and components
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Battery Management Systems
Selection guide
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- Design and make your own BMS, with our schematics and our BMS chips
- Up and running in weeks
- You have full control over your product
- Most economical solution
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This table compares the simple BMS and the sophisticated Li-Ion BMS.
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| Lithiumate™ BMS
| Lithiumind™ BMS
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| Cost / 24 cells, 100's
| ~$ 580
| $ 246
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| Max number of cells in series
| 255
| 24
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| Typical mobile application
| EV, HEV, PHEV
| e-bike
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| Typical land-based application
| DR (Distributed Resources)
| UPS
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| Technology
| Digital
| Analog
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| Topology
| Distributed
(cell boards)
| Centralized
(1-board)
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| Lowest voltage cell sense
| ✔
| ✔
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| Cut-back at low cell voltage
| ✔
| ✔
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| Turn-off at low cell voltage
| ✔
| ✔
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| Highest voltage cell sense
| ✔
| ✔
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| Cut-back at high cell voltage
| ✔
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| Turn-off at high cell voltage
| ✔
| ✔
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| Source battery current
| Either direction
| Charging only
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| Load battery current
| Either direction
| Discharging only
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| Cell voltage measurement accuracy
| 0.5%
| 3%
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| Balancing threshold accuracy
| 0.5%
| 5%
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| Individual cell voltage reporting
| ✔
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| Temperatures sense
| ✔
1 / cell
| ✔
1 total
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| Current sense
| ✔
| ✔
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| Current sense accuracy
| 1%
| 10%
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| Relay drive
| ✔
2-contactors + precharge relay
| ✔
1-relay
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| Precharge test
| ✔
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| Isolation test
| ✔
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| Fan driver
| ✔
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| Multi-battery support
| ✔
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| CAN Bus
| ✔
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| RS232 bus
| ✔
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| Programmable
| ✔
Through RS232
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Trimmers, jumpers
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| SOC calculation
| ✔
| ✔
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| SOH calculation
| ✔
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You may also buy Elithion products from these resellers
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BMS Selection
